Simple usage:

M-x password-generator-strong - generate 12 characters password with some special characters. THis type of password is valid for most of websites, and also will not hurt you if you will pass it to via shell script or so. Like: DSSAxnF@SyL,

M-x password-generator-paranoid - generate 20 characters password for paranoids, who does not afraid of those create-password-with-specaial-characters-no-dumbass-not-that-special-characters! sites. Like: y2%c74r>_2cLgGC,$Q)_

M-x password-generator-phonetic - generate 8 characters password, which most of us can simple remember. Like: pa4zi3go or za3hi2de or ke5ho7pe